This slip-on is loaded with features! Twin goring offers a personalized fit while the lightly padded collar offers extra cushioning around the ankle area. S.U.P.R.O. Sock Technology™ offers a thick, EVA orthotic that's built into the shoe for maximum shock absorption and extra heel cushioning. No more buying extra insoles--these shoes are comfortable right out of the box with no break-in period! The DuraCushion™ Sole technology energizes your step by propelling your foot forward and it, too, provides extra shock absorption. A dual density TPR sole offers excellent traction.